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Defense · El Segundo, CA, USA

Castelion

Founded by SpaceX alumni, Castelion applies rapid, low-cost, vertically integrated manufacturing to build hypersonic missiles and long-range strike weapons for the US military. A rising star in the missile and hypersonics arms race.

📍 El Segundo, CA, USA🏷️ Defense💼 10 open roles

Open positions (10)

2026-11-02

Director of Test

Own Castelion’s overall test strategy and operating model across development, qualification, flight, and production testing, including mechanisms,…

Not classified yet
Engineering
Torrance, California
2026-10-29

Manager, Tooling Engineering

Department: LA Manufacturing - R&D Why Castelion, Why Now Castelion is moving incredibly fast to develop and deliver advanced defense systems at a…

Not classified yet
LA Manufacturing - R&D
Torrance, California
2026-10-29

Materials Management Supervisor

Supervisor, you will lead Castelion's Materials Management organization, encompassing Inventory, Shipping, and Receiving, and own day-to-day…

Not classified yet
Supply Chain
Midland, Texas
2026-10-28

Lead Special Processes

Department: LA Manufacturing - R&D Why Castelion, Why Now Castelion is moving incredibly fast to develop and deliver advanced defense systems at a…

Not classified yet
LA Manufacturing - R&D
Torrance, California
2026-10-28

Mechanical Assembly Lead

Department: LA Manufacturing - R&D Why Castelion, Why Now Castelion is moving incredibly fast to develop and deliver advanced defense systems at a…

Not classified yet
LA Manufacturing - R&D
Torrance, California
2026-10-27

Head of Information Technology

Department: IT Why Castelion, Why Now Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution…

Not classified yet
IT
Torrance, California

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